Tenda F451 AdvSetWan fromAdvSetWan stack-based overflow
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A vulnerability was detected in Tenda F451 1.0.0.7_cn_svn7958. The affected element is the function fromAdvSetWan of the file /goform/AdvSetWan. The manipulation of the argument wanmode/PPPOEPassword results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Tenda | F451 | 1.0.0.7_cn_svn7958 | — | No fix listed | CNA |
- F451 VendorTenda Affected 1.0.0.7_cn_svn7958 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-6137
- 2026-10-03 Alias added: GHSA-f23m-grxv-hrqj
- 2026-10-25 EPSS moved to the below the 50th percentile
References
More Tenda F451 Firmware vulnerabilities
- TI-2026-05380 Tenda F451 L7Im frmL7ImForm stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-05379 Tenda F451 SetIpBind fromSetIpBind stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-05377 Tenda F451 SafeUrlFilter fromSafeUrlFilter stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-05368 Tenda F451 httpd SafeMacFilter fromSafeMacFilter stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-05367 Tenda F451 httpd addressNat fromAddressNat stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-05365 Tenda F451 httpd WrlclientSet stack-based overflow CVSS 4.0HIGH 8.7
Sources
- CVE-2026-6137 · CVE Program
- CVE-2026-6137 · NVD
- FIRST EPSS
- GHSA-f23m-grxv-hrqj · GitHub Advisory Database · CC BY 4.0
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